EM5303 Datasheet - CYStech Electronics

EM5303 5V 12V Synchronous Buck PWM Controller

EM5303/A is a synchronous rectified PWM controller operating with 5V or 12V supply voltage. This device operates at 200/300 kHz and provides an optimal level of integration to reduce size and cost of the power supply. This part includes internal soft start, internal compensation networks, over curre.

EM5303 Features

* z z z z z z z z z z z Operate from 5V to 12V Voltage Supply 0.6V VREF with 1.5% Accuracy Voltage Mode PWM Control 200kHz or 300kHz Fixed Frequency Oscillator 0% to 80% Duty Cycle Internal Soft Start Over Current Protection Integrated Bootstrap Diode Adaptive Non-Overlapping Gate Driver Under Voltage

EM5303 Datasheet (517.05 KB)